| Teams for 1972 Delaware 500 |
|---|
| Car | Team | Driver | Mfg |
|---|---|---|---|
| 01 | Canavan Racing | Earle Canavan |  |
| 7 | Dalton Racing | Dean Dalton |  |
| 8 | Negre Racing | Ed Negre |  |
| 10 | Champion Racing | Bill Champion |  |
| 12 | Howard & Egerton Racing | Bobby Allison |  |
| 14 | Cunningham-Kelley Racing | Coo Coo Marlin | |
| 16 | Team Penske | Dave Marcis | AMC Matador |
| 19 | Henley Gray Racing | Henley Gray | |
| 24 | Gordon Racing | Cecil Gordon | |
| 25 | Robertson Racing | Jabe Thomas | |
| 26 | Brooks Racing | Earl Brooks | |
| 34 | Scott Racing | Wendell Scott | |
| 40 | Ulrich Racing | D.K. Ulrich | |
| 43 | Petty Enterprises | Richard Petty | |
| 45 | Siefert Racing | Bill Seifert | |
| 47 | Williams Racing | Raymond Williams | |
| 48 | Hylton Engineering | James Hylton | |
| 61 | B & B Racing | Clarence Lovell | |
| 64 | Langley Racing | Elmo Langley | |
| 67 | Arrington Racing | Buddy Arrington | |
| 70 | McDuffie Racing | J.D. McDuffie | |
| 71 | K&K Racing | Buddy Baker | |
| 72 | DeWitt Racing | Benny Parsons | |
| 74 | Shirey Racing | Bill Shirey | |
| 77 | Roberts Racing | Charlie Roberts | |
| 79 | Warren Racing | Frank Warren | |
| 88 | Lubinski Racing | Ron Keselowski | |
| 90 | Donlavey Racing | Ramo Stott | |
| 96 | Richard Childress Racing | Richard Childress | |
